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Hound in Irish (Cú): Meaning, Pronunciation, Usage

‘cú’ also means: hero

The Irish for hound is cú, a masculine noun (plural cúnna).
Updated October 2026Report a mistake

How to say “hound” in Irish

Irish:
cú
English:
hound, hero
Word type:
noun
Gender:
masculine, fourth declension
Pronunciation:
“koo”  /kuː/
Various forms
Plural:
cúnna (hounds)
Genitive singular:
cú, an chú (e.g. ceann an chú, the hound's head)
Genitive plural:
cúnna, na gcúnna (e.g. rás na gcúnna, the race of the hounds)

What does “cú” mean?

“Cú” has two alternative meanings. The most common comes first.

hound
A dog bred for hunting or racing, especially a greyhound.Also: greyhound, hunting dog, dog.
1 other meaning: hero
2hero
A brave warrior or champion, used mainly in literature and old tales.Also: champion, warrior.

Other Irish words for hound: madra (dog), gadhar (hound)

“Cú” with the article

The plural of hound in Irish is cúnna. Here is cú after the article (an t-alt), in the singular and the plural.

an cú
the hound
No change after an
na cúnna
the hounds
Plural: no change after na

“Cú” in a sentence: Irish examples

Common Irish sentences using cú, the Irish word for hound.

Tá cú mór dubh ag m'uncail.
My uncle has a big black hound.
Rith an cú trasna na páirce.
The hound ran across the field.
Bhí mo chú ag tafann ar maidin.
My hound was barking this morning.
Chuamar chuig rásaí na gcúnna aréir.
We went to the greyhound races last night.
Tá na cúnna sa charr.
The hounds are in the car.
Gortaíodh cos an chú sa rás.
The hound's leg was hurt in the race.
Ba é Cú Chulainn an laoch ba cháiliúla.
Cú Chulainn was the most famous hero.

Other nouns in Irish

More everyday Irish nouns to learn next.

Hound in Irish: frequently asked questions

What is the Irish for hound?

The Irish for hound is cú (pronounced “koo”). It’s a masculine noun and the plural is cúnna. Depending on context it can also mean hero.

How do you pronounce cú in Irish?

Cú is said like “koo” (IPA /kuː/).

What is the plural of hound in Irish?

The plural of cú is cúnna; with the article, na cúnna means “the hounds”. The genitive plural is cúnna, as in rás na gcúnna (the race of the hounds).

Does cú have more than one meaning?

Yes. Cú can mean hound or hero, depending on context; the first is the most common.

Why does cú change to chú or gcú?

Irish changes the start of some words after certain words. After mo (my) cú becomes mo chú (lenition), and after ár (our) or i (in) it becomes ár gcú (eclipsis).

What is the difference between 'cú' and 'madra'?

'Madra' is the ordinary word for dog, while 'cú' means a hound, especially a greyhound or hunting dog.

Why is the genitive 'chon' seen in old names?

Older Irish had the genitive 'con', still seen in phrases like 'caor chon', but the standard genitive today is 'cú', as in 'ceann an chú'.

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